A verbal is a verb that acts like a different part of speech. Infinitives, gerunds, and participles are all types of verbals. An infinitive is a verbal consisting of to + a verb, and it acts like a subject, direct object, subject complement, adjective, or adverb in a sentence.
HeadOn is the brand name of a topical product claimed to relieve headaches. It achieved widespread notoriety in 2006 as a result of a repetitive commercial, consisting only of the tagline HeadOn. Apply directly to the forehead, stated three times in succession.
Medical Definition of head. 1  1: the division of the human body that contains the brain, the eyes, the ears, the nose, and the mouth; also : the corresponding anterior division of the body of various animals including all vertebrates, most arthropods, and many mollusks and worms. 2  2: headache.